package com.ruoyi.service.impl;

import java.util.List;
import java.util.Date;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import com.ruoyi.mapper.CarGroupPurchaseMapper;
import com.ruoyi.domain.CarGroupPurchase;
import com.ruoyi.service.ICarGroupPurchaseService;

/**
 * 优惠团购Service业务层处理
 * 
 * @author ruoyi
 * @date 2025-01-27
 */
@Service
public class CarGroupPurchaseServiceImpl implements ICarGroupPurchaseService 
{
    @Autowired
    private CarGroupPurchaseMapper carGroupPurchaseMapper;

    /**
     * 查询优惠团购
     * 
     * @param id 优惠团购主键
     * @return 优惠团购
     */
    @Override
    public CarGroupPurchase selectCarGroupPurchaseById(Integer id)
    {
        return carGroupPurchaseMapper.selectCarGroupPurchaseById(id);
    }

    /**
     * 查询优惠团购列表
     * 
     * @param carGroupPurchase 优惠团购
     * @return 优惠团购集合
     */
    @Override
    public List<CarGroupPurchase> selectCarGroupPurchaseList(CarGroupPurchase carGroupPurchase)
    {
        return carGroupPurchaseMapper.selectCarGroupPurchaseList(carGroupPurchase);
    }

    /**
     * 获取有效的团购活动列表
     * 
     * @return 团购活动列表
     */
    @Override
    public List<CarGroupPurchase> selectActiveGroupPurchases()
    {
        System.out.println("=== 开始查询活跃团购 ===");
        
        // 查询所有非删除的团购记录，不限制状态
        CarGroupPurchase query = new CarGroupPurchase();
        query.setDeleted(0);
        
        List<CarGroupPurchase> result = carGroupPurchaseMapper.selectCarGroupPurchaseList(query);
        
        System.out.println("查询结果数量: " + result.size());
        
        for (int i = 0; i < result.size(); i++) {
            CarGroupPurchase groupBuy = result.get(i);
            System.out.println("第" + (i + 1) + "条团购:");
            System.out.println("  ID: " + groupBuy.getId());
            System.out.println("  标题: " + groupBuy.getTitle());
            System.out.println("  发布者: " + groupBuy.getPublisher());
            System.out.println("  状态: " + groupBuy.getStatus());
            System.out.println("  原价: " + groupBuy.getOriginalPrice());
            System.out.println("  现价: " + groupBuy.getPresentPrice());
            System.out.println("  图片: " + groupBuy.getImg());
            System.out.println("---");
        }
        
        System.out.println("=== 查询完成 ===");
        
        return result;
    }

    /**
     * 根据状态查询团购活动
     * 
     * @param status 状态
     * @return 团购活动列表
     */
    @Override
    public List<CarGroupPurchase> selectGroupPurchasesByStatus(Integer status)
    {
        CarGroupPurchase query = new CarGroupPurchase();
        query.setStatus(status);
        query.setDeleted(0);
        return carGroupPurchaseMapper.selectCarGroupPurchaseList(query);
    }

    /**
     * 新增优惠团购
     * 
     * @param carGroupPurchase 优惠团购
     * @return 结果
     */
    @Override
    public int insertCarGroupPurchase(CarGroupPurchase carGroupPurchase)
    {
        carGroupPurchase.setTime(new Date());
        carGroupPurchase.setDeleted(0);
        return carGroupPurchaseMapper.insertCarGroupPurchase(carGroupPurchase);
    }

    /**
     * 修改优惠团购
     * 
     * @param carGroupPurchase 优惠团购
     * @return 结果
     */
    @Override
    public int updateCarGroupPurchase(CarGroupPurchase carGroupPurchase)
    {
        return carGroupPurchaseMapper.updateCarGroupPurchase(carGroupPurchase);
    }

    /**
     * 批量删除优惠团购
     * 
     * @param ids 需要删除的优惠团购主键
     * @return 结果
     */
    @Override
    public int deleteCarGroupPurchaseByIds(Integer[] ids)
    {
        return carGroupPurchaseMapper.deleteCarGroupPurchaseByIds(ids);
    }

    /**
     * 删除优惠团购信息
     * 
     * @param id 优惠团购主键
     * @return 结果
     */
    @Override
    public int deleteCarGroupPurchaseById(Integer id)
    {
        return carGroupPurchaseMapper.deleteCarGroupPurchaseById(id);
    }

    /**
     * 参与团购
     * 
     * @param groupPurchaseId 团购ID
     * @param userId 用户ID
     * @return 结果
     */
    @Override
    public int joinGroupPurchase(Integer groupPurchaseId, Integer userId)
    {
        // 这里需要实现参与团购的逻辑
        // 暂时返回1表示成功
        return 1;
    }

    /**
     * 检查团购是否可参与
     * 
     * @param groupPurchaseId 团购ID
     * @return 是否可参与
     */
    @Override
    public boolean isGroupPurchaseAvailable(Integer groupPurchaseId)
    {
        // 这里需要实现检查团购可参与性的逻辑
        // 暂时返回true
        return true;
    }

    /**
     * 获取团购参与人数
     * 
     * @param groupPurchaseId 团购ID
     * @return 参与人数
     */
    @Override
    public int getGroupPurchaseParticipantCount(Integer groupPurchaseId)
    {
        // 这里需要实现获取团购参与人数的逻辑
        // 暂时返回0
        return 0;
    }
}
